About Me

Java Backend Specialist with over 10 years of expertise in creating enterprise-grade solutions. Based in UAE and ready for new challenges. I specialize in Java backend development, Spring Framework ecosystem (Spring Boot, Spring Security, Spring Data), and microservices architecture with deep expertise in multi-tenancy systems. My experience spans from monolithic to microservices transformation, cloud infrastructure (AWS), DevOps implementation, and full-stack development. I've successfully delivered projects achieving 80% customer base growth, 23% improvement in revenue, and consistently maintained a 98% customer satisfaction rate throughout my career.
10+
Years Experience
80%
Customer Growth
98%
Satisfaction Rate
23%
Revenue Increase

Services

Charity Projects

Pro-bono development services for charitable organizations. Helping non-profits leverage technology to maximize their impact and reach.

VPN Solutions

Custom VPN development and deployment services. Secure, reliable, and scalable virtual private network solutions with multi-tenancy support.

Freelance Projects

Full-stack development, system architecture, cloud migration, and custom software solutions. Available for both short-term and long-term projects.

Technical Consulting

System architecture design, technology stack selection, performance optimization, and digital transformation consulting.

Professional Experience

Senior Software Engineer

CADD Emirates, Dubai, UAE (Sharjah Prevention and Safety Authority)

December 2023 – Present

  • Streamlined migration of legacy systems to modern platform, improving efficiency and integration
  • Developed enterprise-grade applications using Java 17, Spring Boot, Spring Security, Hibernate ORM
  • Implemented CI/CD pipeline with Jenkins, reducing deployment time by 40%
  • Established observability stack using Grafana, Loki, Zipkin, and Sentry
  • Managed deployments on Windows Server and Linux with NGINX and IIS load balancing

Senior Software Engineer

Super Future, Dubai, UAE (Blockchain Cryptocurrency VPN)

April 2023 – December 2023

  • Architected complete backend infrastructure for VPN with subscription/payment microservices
  • Integrated Apple Pay achieving 23% increase in subscription renewal conversions
  • Built microservices using Java 17, Spring Boot, Spring Security, Elasticsearch, MongoDB, Redis
  • Configured OpenVPN and FreeRadius servers with GitLab, Jenkins, Nacos DevOps pipeline

Senior Software Engineer

Neorcha, Mougins, France (Hotel & POS Solutions)

November 2018 – March 2023

  • Migrated J2EE monolithic application to AWS microservices achieving 80% customer growth
  • Implemented JWT authentication and multi-tenancy architecture
  • Optimized schedulers resulting in 30% performance improvement
  • Led development team and created technical documentation, increasing efficiency by 20%
  • Maintained 100% customer satisfaction serving clients across UAE, Iraq, Egypt, Germany, France

Full-Stack Software Engineer

Applink, Beirut, Lebanon (Public VPN Platform)

April 2017 – November 2018

  • Developed microservices on Eureka server using Java 8, Spring Boot, Spring Data, Hibernate ORM
  • Created VPN Windows application (WPF/C#) and Android native app
  • Integrated payment gateways and marketing tools achieving 12% revenue boost
  • Managed VPN servers using VMware ESXi, Mikrotik, Bitvise
  • Achieved 20% increase in user retention through feature enhancements

.NET Software Developer

Exquitech, Dubai, UAE

October 2015 – January 2017

  • Developed restaurant franchise inventory management system using ASP.NET (C#, VB), SQL Server
  • Automated web page generation reducing development time by 40%
  • Deployed projects on Windows Server IIS

Technical Skills

Backend Technologies

Java 8/17 Spring Boot Spring Security Spring Data Spring MVC J2EE Hibernate ORM Microservices REST APIs SOAP APIs

Frontend Technologies

JavaScript jQuery AngularJS HTML5/CSS3 Bootstrap Ajax

Databases

MySQL PostgreSQL SQL Server MongoDB Redis Elasticsearch Spring Data JPA

Cloud & DevOps

AWS EC2 AWS Lambda AWS S3 CloudWatch Docker Kubernetes Jenkins CI/CD GitLab Git

Security & Authentication

JWT OAuth 2.0 SSL/TLS CORS XSS Prevention CSRF Protection SQL Injection Prevention SSO LDAP

Tools & Frameworks

IntelliJ IDEA Eclipse Postman Maven Gradle Swagger NGINX RabbitMQ WebSockets

Additional Technologies

.NET/C# ASP.NET PHP Laravel Multi-tenancy OpenVPN FreeRadius

Methodologies

Agile/Scrum Waterfall Microservices Architecture TDD Code Review

Featured Projects

Tracking System

ASP.NET C# SQL Server

A comprehensive Request Management System for Radiation Safety Services with role-based approval workflow. Features multi-level approval process, real-time tracking, email notifications, and complete audit trails.

  • Multi-level approval workflow automation
  • Role-based access control (Customer, Director, Technician)
  • Real-time request tracking and monitoring
  • Email notification system
  • Complete timestamp audit trail
Technologies: ASP.NET Web Forms, C#, SQL Server 2012, Telerik Controls, Visual Studio 2015
💻 View on GitHub 🎥 Video Tutorial

Medicine Bank (Pharmacy Management)

Laravel PHP MySQL

Laravel-based medicine order management system with Voyager admin portal integration. Streamlines pharmacy operations with inventory tracking, order processing, and administrative controls.

  • Medicine inventory management
  • Order processing and tracking
  • Voyager admin portal integration
  • Database-driven operations
  • RESTful API architecture
Technologies: Laravel Framework, PHP, MySQL, Voyager Admin Portal, Composer
💻 View on GitHub

E-Commerce Platform

ASP.NET C# E-Commerce

Full-featured e-commerce platform built with ASP.NET, designed for beginners to learn web development concepts. Includes shopping cart, payment integration, product management, and user authentication.

  • Product catalog management
  • Shopping cart functionality
  • User authentication and authorization
  • Order management system
  • Payment gateway integration
Technologies: ASP.NET, C#, SQL Server, HTML/CSS, JavaScript
💻 View on GitHub

Gym Booking System

C# HTML5 CSS

Windows-based gym booking management system with modern UI. Enables gym members to book classes, manage memberships, and track attendance with an intuitive interface.

  • Class scheduling and booking
  • Membership management
  • Attendance tracking
  • Responsive UI with Bootstrap
  • ASP.NET Windows application
Technologies: C# Windows Application, HTML5, CSS, Bootstrap, ASP.NET
💻 View on GitHub

Android Payment Logic

Android Java Payment Gateway

Android application demonstrating payment integration with server-side logic. Complete implementation scenarios showing secure payment processing and transaction handling.

  • Payment gateway integration
  • Server-side payment processing
  • Secure transaction handling
  • Complete payment scenarios
  • Android native development
Technologies: Java, Android SDK, RESTful APIs, Payment Gateway APIs
💻 View on GitHub

Android Game for Beginners

Android Java Game Development

Educational Android game project designed to teach game development fundamentals. Perfect starting point for beginners learning Android development and game mechanics.

  • Android game development basics
  • Touch controls and gestures
  • Game loop implementation
  • Score tracking system
  • Educational code structure
Technologies: Java, Android SDK, Android Studio, Game Development APIs
💻 View on GitHub

Water Detection System

Python Computer Vision ML

Python-based water detection system using computer vision and machine learning. Automated detection and analysis for environmental monitoring and safety applications.

  • Computer vision algorithms
  • Machine learning integration
  • Image processing and analysis
  • Real-time detection
  • Environmental monitoring
Technologies: Python, OpenCV, Machine Learning Libraries, Image Processing
💻 View on GitHub

Education

Master in Cyber Security

Lebanese University, Faculty of Science

December 2015 - May 2017

Bachelor in Computer Science

Lebanese University, Faculty of Science

December 2011 - May 2015

Let's Work Together

Based in UAE and ready for new challenges! Let's discuss how my Java backend expertise, microservices experience, and cloud migration skills can help achieve your goals.

📧 Get In Touch 📱 WhatsApp 🔗 LinkedIn